Fan impeller



FIG. 1 is a front perspective view of a fan impeller in accordance with the new design;

FIG. 2 is a back plan view of the fan impeller;

FIG. 3 is a front plan view of the fan impeller;

FIG. 4 is a side elevational view of the fan impeller;

FIG. 5 is a bottom perspective view of the fan impeller;

FIG. 6 is another side elevational view of the fan impeller; and,

FIG. 7 is another front perspective view of the fan impeller. 

CLAIM The ornamental design for a fan impeller, as shown and described. 